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Finding the Fourth Proportional to 75,877.40, 113,816.10 and 73,690.40

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Solution

The fourth proportional to 75,877.40, 113,816.10 and 73,690.40 is: 110,535.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,877.40 : 113,816.10 = 73,690.40 : x
  2. Step 2: Convert to fraction form
    75,877.40/113,816.10 = 73,690.40/x
  3. Step 3: Cross multiply
    75,877.40x = 113,816.10 × 73,690.40
  4. Step 4: Simplify right side
    75,877.40x = 8,387,153,935.44
  5. Step 5: Solve for x
    x = 8,387,153,935.44/75,877.40
  6. Step 6: Final answer
    x = 110,535.60

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